=========================================================================Ubuntu Security Notice USN-2083-1
January 16, 2014
graphviz vulnerabilities
=========================================================================
A security issue affects these releases of Ubuntu and its derivatives:
- Ubuntu 13.10
- Ubuntu 13.04
- Ubuntu 12.10
- Ubuntu 12.04 LTS
- Ubuntu 10.04 LTS
Summary:
Graphviz could be made to crash or run programs as your login if it opened
a specially crafted file.
Software Description:
- graphviz: rich set of graph drawing tools
Details:
It was discovered that Graphviz incorrectly handled memory in the yyerror
function. If a user were tricked into opening a specially crafted dot file,
an attacker could cause Graphviz to crash, or possibly execute arbitrary
code. (CVE-2014-0978, CVE-2014-1235)
It was discovered that Graphviz incorrectly handled memory in the chkNum
function. If a user were tricked into opening a specially crafted dot file,
an attacker could cause Graphviz to crash, or possibly execute arbitrary
code. (CVE-2014-1236)
The default compiler options for affected releases should reduce the
vulnerability to a denial of service.
Update instructions:
The problem can be corrected by updating your system to the following
package versions:
Ubuntu 13.10:
graphviz 2.26.3-15ubuntu4.1
Ubuntu 13.04:
graphviz 2.26.3-14ubuntu1.1
Ubuntu 12.10:
graphviz 2.26.3-12ubuntu1.1
Ubuntu 12.04 LTS:
graphviz 2.26.3-10ubuntu1.1
Ubuntu 10.04 LTS:
graphviz 2.20.2-8ubuntu3.1
In general, a standard system update will make all the necessary changes.
References:
https://ubuntu.com/security/notices/USN-2083-1
CVE-2014-0978, CVE-2014-1235, CVE-2014-1236
Package Information:
https://launchpad.net/ubuntu/+source/graphviz/2.26.3-15ubuntu4.1
https://launchpad.net/ubuntu/+source/graphviz/2.26.3-14ubuntu1.1
https://launchpad.net/ubuntu/+source/graphviz/2.26.3-12ubuntu1.1
https://launchpad.net/ubuntu/+source/graphviz/2.26.3-10ubuntu1.1
https://launchpad.net/ubuntu/+source/graphviz/2.20.2-8ubuntu3.1